MCQ
The value of `int "e"^(5x) (1/x - 1/(5x^2)) "d"x` is ______.
- A`"e"^(5x)/x + "c"`
- B`"e"^(5x)/5 + "c"`
- C`5"e"^(5x) + "c"`
- ✓`"e"^(5x)/(5x) + "c"`
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P - Due to presence of large amount of euchrornatin X chromosome is genetically more active.
Q - Due to presence of small amount of heterochromatin Y chromosome is genetically more active.
i. In post-fertilization changes within the ovule, the development of embryo is followed by the development of endosperm.
ii. Helobial endosperm is intermediate between cellular and nuclear type endosperm.
iii. Helobial endosperm is mostly observed in 72 families of dicots.